Cleaning an art work without disturbing its shape and quality is very important, therefore the cleaning is actually an art.  Cleaning Art is defined as the process of cleaning the surface of an artistic creation without disturbing its texture, color, etc. Sprays and some brushes may cause damage to the surface of an art work, so we have to use the correct tool to clean the art. Traditionally the wad of white bread. Was used to clean art work. If the art work is fragile or not in very good condition, you can seek the help of professionals to clean the work.